In a 100 m race, A beats B by 10 m or 2 seconds. What is the speed of B?
Question 1
Q1. In a 100 m race, A beats B by 10 m or 2 seconds. What is the speed of B?
Answer: 5 m/s
Explanation: B runs 10 m in 2 seconds, so speed = distance / time = 10 / 2 = 5 m/s.